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CVE-2023-54184

scsi: target: iscsit: Free cmds before session free

In the Linux kernel, the following vulnerability has been resolved:

scsi: target: iscsit: Free cmds before session free

Commands from recovery entries are freed after session has been closed.
That leads to use-after-free at command free or NPE with such call trace:

Time2Retain timer expired for SID: 1, cleaning up iSCSI session.
BUG: kernel NULL pointer dereference, address: 0000000000000140
RIP: 0010:sbitmap_queue_clear+0x3a/0xa0
Call Trace:
 target_release_cmd_kref+0xd1/0x1f0 [target_core_mod]
 transport_generic_free_cmd+0xd1/0x180 [target_core_mod]
 iscsit_free_cmd+0x53/0xd0 [iscsi_target_mod]
 iscsit_free_connection_recovery_entries+0x29d/0x320 [iscsi_target_mod]
 iscsit_close_session+0x13a/0x140 [iscsi_target_mod]
 iscsit_check_post_dataout+0x440/0x440 [iscsi_target_mod]
 call_timer_fn+0x24/0x140

Move cleanup of recovery enrties to before session freeing.
Daten sind bereitgestellt durch das CVE Programm von einer CVE Numbering Authority (CNA) (Unstrukturiert).
HerstellerLinux
≫
Produkt Linux
Default Statusunaffected
Version 988e3a85463d9b6dabc681df3f8f131b23c19953
Version < 89f5055f9b0b57c7e7f02e32df95ef401f809b71
Status affected
Version 988e3a85463d9b6dabc681df3f8f131b23c19953
Version < 4621e24c9257c6379343bf0c11b473817cf7edcd
Status affected
Version 988e3a85463d9b6dabc681df3f8f131b23c19953
Version < 1911cca5916b6e106de7afa3ec0a38447158216c
Status affected
Version 988e3a85463d9b6dabc681df3f8f131b23c19953
Version < a7a4def6c7046e090bb10c6d550fdeb487db98ba
Status affected
Version 988e3a85463d9b6dabc681df3f8f131b23c19953
Version < 4ce221d295f53e6c6b835ab33181e735482c9aac
Status affected
Version 988e3a85463d9b6dabc681df3f8f131b23c19953
Version < d8990b5a4d065f38f35d69bcd627ec5a7f8330ca
Status affected
HerstellerLinux
≫
Produkt Linux
Default Statusaffected
Version 3.12
Status affected
Version 0
Version < 3.12
Status unaffected
Version <= 5.4.*
Version 5.4.244
Status unaffected
Version <= 5.10.*
Version 5.10.181
Status unaffected
Version <= 5.15.*
Version 5.15.113
Status unaffected
Version <= 6.1.*
Version 6.1.30
Status unaffected
Version <= 6.3.*
Version 6.3.4
Status unaffected
Version <= *
Version 6.4
Status unaffected
VulnDex Vulnerability Enrichment
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Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.05% 0.144
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
Es wurden noch keine Informationen zu CWE veröffentlicht.